Finding the Fourth Proportional to 89,931.08, 134,956.74 and 37,340.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,931.08 : 134,956.74 = 37,340.48 : x
2. Step 2: Convert to fraction form
   89,931.08/134,956.74 = 37,340.48/x
3. Step 3: Cross multiply
   89,931.08x = 134,956.74 × 37,340.48
4. Step 4: Simplify right side
   89,931.08x = 5,039,349,450.84
5. Step 5: Solve for x
   x = 5,039,349,450.84/89,931.08
6. Step 6: Final answer
   x = 56,035.68